projector

noun

pro·​jec·​tor prə-ˈjek-tər 

1

: one that plans a project

specifically : promoter

2

: one that projects: such as

a

: a device for projecting a beam of light

b

: an optical instrument for projecting an image upon a surface

c

: a machine for projecting movies on a screen

3

: an imagined line from an object to a surface along which projection takes place

Examples of projector in a Sentence

Recent Examples on the Web

Twenty years ago, thousands of 15- to 16-year-olds would’ve been trained on how to run a film projector since that’s what the majority of movie theaters used. —Joseph Hernandez march 28, Kansas City Star, 28 Mar. 2026

Check out our other guides to the best telescopes, binoculars, cameras, star projectors, drones, lego and much more. —Chris McMullen, Space.com, 27 Mar. 2026

Consumer tech giant Hisense unveiled a high-end tri-laser projector at CES 2026 that put out 6,000 lumens and could throw visuals at 300 inches. —New Atlas, 24 Mar. 2026

Across the street, a two-story house has added a deck out front with bar stools and an inflatable projector so patrons can casually walk from the new bar to the deck with their alcoholic beverages and party to music loud enough to wake people up several blocks away. —Joy Sewing, Houston Chronicle, 24 Mar. 2026

Word History

First Known Use

1596, in the meaning defined at sense 1

Phrases Containing projector

• opaque projector
• overhead projector

Rhymes for projector

• bisector
• collector
• connector
• corrector
• defector
• deflector
• detector
• director
• dissector
• effector
• ejector
• elector

Kids Definition

projector

noun

pro·​jec·​tor prə-ˈjek-tər 

: a machine for projecting an image or pictures upon a surface

a motion-picture projector

a slide projector